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Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Renton Municipal Airport (KRNT)

Lat: 47.49509°NLon: 122.21437°WElev: 23.0ft.

Overcast

41°F

5°C

Humidity 86%
Wind Speed SE 3 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Apr 07:00 AM PDT
Extended Forecast for

Renton Municipal WA

  • Today

    Today: Rain and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 51. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 51 °F

    Chance
    Showers then
    Showers

  • Tonight

    Tonight: Rain and thunderstorms likely before 9pm, then a slight chance of rain between 9pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 36. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Rain Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. Southwest wind 3 to 6 mph.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 64.

    High: 64 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance Rain

Detailed Forecast

Today
Rain and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 51. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and thunderstorms likely before 9pm, then a slight chance of rain between 9pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 36. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 56. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 41. Southwest wind 3 to 6 mph.
Friday
Partly sunny, with a high near 58. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly cloudy, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Mostly cloudy, with a high near 66.
Sunday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 47.
Monday
A slight chance of rain. Mostly sunny, with a high near 66.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Renton Municipal WA
 47.49°N 122.22°W (Elev. 82 ft)
Last Update:
1:16 am PDT Apr 15, 2026
Forecast Valid:
7am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation